Curated OER
Subtraction Shopping
Students subtract two digit numbers. They check each other's answers for accuracy.
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Subtraction Practice
For this subtraction worksheet, students complete a set of 12 problems, subtracting 1 and 2-digit numbers. A reference web site is given for additional activities.
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Math Worksheet 1: Subtraction
In this subtraction practice worksheet, students hone their math skills as they solve 15 problems that require them to subtract 1 or 2-digit numbers from 1 or 2-digit numbers.
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Fact Families to 18
In this fact families to eighteen worksheet, students problem solve six word problems associated with fact families to eighteen.
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Using Doubles
Bring this easy shortcut to your first grade addition lesson! By adding doubles (6+6, for example), and then adding or subtracting 1, kids learn how to solve simple addition problems with ease. This trick is especially helpful for...
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Factoring Polynomials
In this factoring activity, learners find the common term, use special products or use the diamond method to factor polynomials. Explanations and examples are provided. This three-page activity contains 45 problems. Answers are provided...
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Calculators
Students investigate the four basic operations of mathematics that are addition, subtraction, multiplication, and division. The use of a technology game is part of the lesson. They demonstrate the proper use of a calculator as part of...
Alabama Learning Exchange
Mix it Up! Exploring the Commutative and Associative Properties of Addition
Examine commutative and associative properties with your class. They'll explore the relationships between addition and subtraction and investigate patterns as they solve addition problems. Links to an assessment and a table game are...
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Domain: Operations and Algebraic Thinking
Practice basic operations for young mathematicians in fun ways! Using two decks of cards (Ace through 10 plus the joker), learners play "memory" by matching numbers that can be added to make 10 and writing number sentences. In another...
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How Many Under the Shell?
Children discover basic addition and subtraction facts. They play an online game in which they practice addition and subtraction facts. This could be a perfect computer lab activity for your students to engage in.
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How to Subtract to 10
Students subtract to 10 through the use of manipulatives. They will use craft sicks and the fact family on their practice pages. They examine how subtracting one always uses the larger number first.
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Students' Strides
Complete problems using base ten blocks to see the difference in the place value of a decimal and how it affects a number's value. Learners compare decimal values as well. Ample time for discussion and modeling are allowed in the...
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Butterfly Addition: Color by Numbers
Children learning to add numbers up to 11 develop the strategy of using the larger number as the first addend and counting on from there to find a sum. They define addition and review the meaning of the plus (+) symbol. To practice, they...
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Multiplying by 10, by 100, and by 1,000
Fourth graders write tenths and hundredths in decimal and fraction notations. In this math instructional activity, learners know the fraction and decimal equivalents for halves and fourths. Everyone answers numerous questions posed by...
Math Worksheets Land
Add and Subtract within 100- Guided Lesson
Word problems are the name of the game here, and each one comes with an image to help learners visualize the math operation. Careful, though; the visual for the first scenario is confusing. The problem gives a total number of sports...
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Add and Subtract within 100- Matching Worksheet
There are seven word problems here which test your class's basic addition and subtraction skills. Answers are listed on the right, but they must find the correct one and record the corresponding letter next to the problem. Consider doing...
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Number Line Locomotion
Here is a great lesson that incorporates movement into academic learning. Students improve addition subtraction skills by using number lines and locomotor movement.
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On the Trail of the Blue Crab
Third graders read the article "Blue Claw," discuss crab migration, and look at a map of the Hudson River. They complete a worksheet where they must use subtraction to determine the distance migrating crabs travel.Web links, article, and...
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Perimeter and Circumference
Young scholars understand the definitions for perimeter and circumference and know the difference. They then go over sample problems as a class. Students use drill and practice skills to complete activity pages.
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Addition
Looking for addition drills for your scholars to practice adding one and two-digit numbers? You've found it! Mathematicians examine an example before finding the sum of 16 equations, each of which involves one 2-digit addend and one...
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Subtracting Twos (B)
In this subtraction learning exercise, students solve 21 problems in which the number 2 is subtracted from a single digit number. The problems are in horizontal format.
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Subtracting Ones (B)
In this subtraction review learning exercise, students use problem solving skills to solve 21 problems that require them to subtract 1 from various 1 digit numbers.
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Add and Subtract Decimal Tenths (C)
In this decimal addition and subtraction practice worksheet, students sharpen their math skills as they solve 32 problems that require them to add and subtract decimal tenths.
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Book Title: You Can’t Buy a Dinosaur with a Dime
Students explore the concepts of multiple digit addition and subtraction. In this addition and subtraction instructional activity, students read the book You Can’t Buy a Dinosaur with a Dime and then discuss methods for solving a...